13066978196812 has 12 divisors (see below), whose sum is σ = 22897988716176. Its totient is φ = 6524695706480.

The previous prime is 13066978196747. The next prime is 13066978196873. The reversal of 13066978196812 is 21869187966031.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2198344639 + ... + 2198350582.

It is an arithmetic number, because the mean of its divisors is an integer number (1908165726348).

Almost surely, 2^{13066978196812} is an apocalyptic number.

It is an amenable number.

13066978196812 is a deficient number, since it is larger than the sum of its proper divisors (9831010519364).

13066978196812 is a wasteful number, since it uses less digits than its factorization.

13066978196812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4396695968 (or 4396695966 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 67.

The spelling of 13066978196812 in words is "thirteen trillion, sixty-six billion, nine hundred seventy-eight million, one hundred ninety-six thousand, eight hundred twelve".